Tracking Atmospheric River in the Northwest U.S. and Clipper with Winter Weather in the Northeast U.S.

A prolonged atmospheric river will continue to bring gusty winds, heavy rainfall which may lead to urban and river flooding with possible landslides, and heavy inter-mountain snow over the Pacific Northwest into the northern Rockies through Thursday. A clipper will cross the Great Lakes and Northeast U.S. into Thursday with areas of moderate to heavy snow and mixed wintry precipitation. Read More >

Current conditions at

NCSB (NCSW1)

Lat: 48.42528°NLon: 120.14194°WElev: 1697.0ft.

NA

33°F

1°C

Humidity 100%
Wind Speed N 3 MPH
Barometer NA
Dewpoint 33°F (1°C)
Visibility NA
Last update 10 Dec 06:06 AM PST
Extended Forecast for

Mazama WA

  • Today

    Today: Rain.  High near 45. Northwest wind 5 to 9 mph.  Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    High: 45 °F

    Rain

  • Tonight

    Tonight: Rain.  Low around 35. West wind 5 to 9 mph.  Chance of precipitation is 90%. New precipitation amounts between 1 and 2 inches possible.

    Low: 35 °F

    Rain

  • Thursday

    Thursday: Rain likely before 7am, then a chance of rain and snow between 7am and 8am, then a chance of rain after 8am.  Partly sunny, with a high near 42. West wind around 6 mph.  Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 42 °F

    Rain/Snow
    Likely then
    Slight Chance
    Rain

  • Thursday Night

    Thursday Night: A chance of rain and snow.  Mostly cloudy, with a low around 33. Calm wind.  Chance of precipitation is 50%. Little or no snow accumulation expected.

    Low: 33 °F

    Chance
    Rain/Snow

  • Friday

    Friday: Rain likely, possibly mixed with snow, becoming all rain after 7am.  Mostly cloudy, with a high near 44. Calm wind becoming west around 6 mph in the afternoon.  Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 44 °F

    Rain/Snow
    Likely then
    Rain Likely

  • Friday Night

    Friday Night: A 50 percent chance of rain.  Mostly cloudy, with a low around 36.

    Low: 36 °F

    Chance Rain

  • Saturday

    Saturday: A 30 percent chance of rain, mainly before 10am.  Partly sunny, with a high near 42.

    High: 42 °F

    Chance Rain

  • Saturday Night

    Saturday Night: A 50 percent chance of rain.  Mostly cloudy, with a low around 32.

    Low: 32 °F

    Chance Rain

  • Sunday

    Sunday: Rain likely.  Mostly cloudy, with a high near 43. Chance of precipitation is 60%.

    High: 43 °F

    Rain Likely

Detailed Forecast

Today
Rain. High near 45. Northwest wind 5 to 9 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Tonight
Rain. Low around 35. West wind 5 to 9 mph. Chance of precipitation is 90%. New precipitation amounts between 1 and 2 inches possible.
Thursday
Rain likely before 7am, then a chance of rain and snow between 7am and 8am, then a chance of rain after 8am. Partly sunny, with a high near 42. West wind around 6 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Thursday Night
A chance of rain and snow. Mostly cloudy, with a low around 33. Calm wind. Chance of precipitation is 50%. Little or no snow accumulation expected.
Friday
Rain likely, possibly mixed with snow, becoming all rain after 7am. Mostly cloudy, with a high near 44. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 60%. Little or no snow accumulation expected.
Friday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 36.
Saturday
A 30 percent chance of rain, mainly before 10am. Partly sunny, with a high near 42.
Saturday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 32.
Sunday
Rain likely. Mostly cloudy, with a high near 43. Chance of precipitation is 60%.
Sunday Night
Rain likely. Mostly cloudy, with a low around 34. Chance of precipitation is 60%.
Monday
Rain. High near 42. Chance of precipitation is 80%.
Monday Night
Rain. Low around 32. Chance of precipitation is 90%.
Tuesday
Rain, possibly mixed with snow. High near 41. Chance of precipitation is 80%.
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ABOUT THIS FORECAST

 
Point Forecast:
Mazama WA
 48.59°N 120.45°W (Elev. 2349 ft)
5:12 am PST Dec 10, 2025
6am PST Dec 10, 2025-6pm PST Dec 16, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database